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Magazine-Hammer

Description: Patent for a new Magazine-Hammer. The new and improved Magazine-Hammer consists of a setting hammer head, carrying handle, feed device for nails, tacks, or like fasteners, discharge device, and mounted setting tube. This Magazine-Hammer improvement allows the operator to drive fasteners with one hand and manipulate an object with one free hand.
Date: July 2, 1912
Creator: Smith, Oliver J. A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Interlocking Tile.

Description: Patent for interlocking tiles that obviate a continuous transverse mortar joint so that all liability of moisture passing through the wall is eliminated and a more substantial wall built.
Date: October 2, 1917
Creator: Waddell, Clarence W.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Mold.

Description: Patent for an inexpensive and simple mold with few parts and can separate easily. It is designed specifically to make semicircles and rectangular shapes, of concrete or earthenware. The mold also can be held together simply and inexpensively.
Date: February 2, 1897
Creator: Parker, William Sink
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Partner: UNT Libraries Government Documents Department

Nut Lock

Description: Patent for device locks a nut to the threaded portion of a bolt.
Date: January 2, 1917
Creator: Blackwelder, Charlie A.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Pipe-Wrench.

Description: Patent for an improved pipe wrench that has "a pair of fixed but reversible jaws, attached to the shank of the wrench on each side thereof, and a movable, hooked jaw pivoted between the heels of the fixed jaws" (lines 15-18).
Date: May 2, 1893
Creator: Smith, Jay & Gage, Charles H.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Gage.

Description: Patent for a measuring gage for measuring rafters that clamps on the wood, has a saw guide line, and eliminates the use of multiple calculation instruments thus making the process simpler.
Date: April 2, 1907
Creator: Morrison, Andrew
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Improvement in Brick-Machines.

Description: Patent for an improvement brick machines that includes "an endless chain of molds at the bottom of the press box [...] in combination with a pressing plate and a cut-off plate" (lines 18-22).
Date: November 2, 1875
Creator: Fisher, Charles N.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Floor-Jack.

Description: Patent for simple, affordable, and durable carpenters tongs that are made to push the boards of a floor or wall into place before nailing is done.
Date: April 2, 1907
Creator: Fleming, Henry C. & Royster, William F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Switch Mechanism

Description: Patent for a switch mechanism, which is a improvement for the switch throwing mechanisms used for street railway systems. "The switch is set by means of tripping devices by the car and under control of the motorman."
Date: March 2, 1915
Creator: Yoakum, Hugh D.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Cement-Block Mold.

Description: Patent for a cement block molding machine, which can produce many blocks in a short amount of time.
Date: August 2, 1910
Creator: Jordan, James T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Brick-Kiln Construction

Description: Patent for Brick Kiln Construction. The particular innovation enables bricks and tiles to be manufactured, burned, and dried in one building. This helps in saving fuel, using the fuel economically, and reducing the time needed for the burning of bricks.
Date: August 2, 1921
Creator: Pokorny, James T.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Combined Hook and Hammer.

Description: Patent for a combined hook and hammer meant to "combine in its structure the ordinary hook for engaging with the article to be moved, and a handle adapted, when desired, to be used as a hammer, thus dispensing with the necessity for a separate implement of this character, and, second, to combine with the said hook and handle improved means for preventing the accidental contact of the hand of the operator with the article to be handled" (lines 17-26).
Date: July 2, 1895
Creator: Tillett, Henry Augustus; Tarpley, Thomas Dee & Moore, Robert Jones
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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